Check for HTTP_X_FORWARDED_PROTO in Input::protocol
Bugfix Image_Imagemagick->_rounded($radius, $sides, $antialias = 0)

If we use imagemagick drivers , the Controller doesn't work.  It create an error command ,and throw "bash: Unexpected symbol `('Incorrect syntax near".
 Bugfix Image_Imagemagick->_watermark($filename, $position, $padding = 5)

 Undefined variable: $image in the line 124.
replace non-alphanum characters before checking for numeric keys in Format::to_xml()
re-added support for passing session id's in the URL, re-ordered the check sequence

got missing somewhere..., order is: post,cookie,get,headers
Cache::delete_all(): check if the root path exists before attempting to read it
Added a nginx fallback function for header retrieval
fixed Input::headers() for FCGI and NGINX setups
Input::headers() doesn't work in CLI mode...
replaced glob() by GlobIterator
Merge pull request #1453 from fastcgi/1.7/develop

Bugfix Image_Imagemagick->_watermark() and _rounded() functions
Merge pull request #1446 from tomschlick/patch-1

Check for HTTP_X_FORWARDED_PROTO in Input::protocol
added security.allow_x_headers to control usage of HTTP_X headers in Input
allow the session id to be passed to the driver as a string
Added config option to disable the session cookie; added config key for session header, closes $1461
fixed defining a multile numeric constraints. Closes #1435
Allow the rest auth method to return a custom response. Closes #1460
fixed typo in Theme default config
Merge pull request #1457 from benharold/fix_xml_node_names

replace non-alphanum characters before checking for numeric keys
small layout fix in query analysis of complex queries